Musculoskeletal System :Musculoskeletal System NUR 105 Adult Health
Assessment of Musculoskeletal Function
Skeletal System :Skeletal System Bone types
Bone structure
Bone function
Bone growth and metabolism affected by calcium and phosphorous, calcitonin, vitamin D, parathyroid, growth hormone, glucocorticoids, estrogens and androgens, thyroxine, and insulin.
MusculoskeletalAnatomy and Physiology :MusculoskeletalAnatomy and Physiology Anatomy
Flat, Short, Long, Irregular bones
Muscles – visceral, cardiac, skeletal
Joints – freely & slight moveable, synovial fluid
Cartilage,Ligaments, Tendons, Fascia, Bursae
Physiology
Structure, shape, movement, protection, support, hematopoiesis
Joints :Joints Types include synarthrodial, amphiarthrodial, diarthrodial
Structure and function of the diarthrodial or synovial joint
Subtyped by anatomic structure
Ball-and-socket
Hinge
Condylar
Biaxial
Pivot
A & P of Skeletal :A & P of Skeletal
MusculoskeletalAssessment :MusculoskeletalAssessment Health History
Subjective Data -Chief Complaints – pain, altered sensation, limited motion
Family history, personal history, dietary history, socioeconomic status
Medications (steroids); Current health problems - obesity
Objective Data - Physical Exam
Objective Data - Diagnostic Tests
Special Assessment Techniques
Ballottement
Bulge Sign
Phalen
Tinel’s
Physical Exam :Physical Exam Mental Status
General inspection
Head and neck: temporomandibular joint; crepitus
Height, weight, nutritional status, skin, spine – lordosis, scoliosis, posture, joint function, upper and lower extremities
Posture, gait, ROM ex., deep tendon reflexes, bone integrity, muscle strength and tone, neurovascular, MS injuries
Scoliosis :Scoliosis Abnormal spinal curvature of various degrees or severity involving shortening of muscles and ligaments.
Milwaukee brace, internal fixative devices.
Diagnostic Evaluation :Diagnostic Evaluation Imaging Procedures – CT, Bone Scan, MRI
Nuclear Studies - radioisotope bone density,
Endoscopic Studies –arthrocentesis, arthroscopy
Other Studies –biopsy, synovial fluid, Arthrogram, venogram,
Electromyography
Myelography*
Laboratory Studies
MusculoskeletalAssessment – Diagnostic Test :MusculoskeletalAssessment – Diagnostic Test Laboratory
Urine Tests
24 hour creatine-creatinine ratio
Urine Uric acid –24 hr specimen
Urine deoxypyridino-
line Laboratory
Blood Tests
Serum muscle enzymes
Rheumatoid Factor
LE Prep/Antinuclear Antibodies(ANA)
Erythrocyte Sedimentation Rate
Calcium, Phosphorous, Alkaline phosphatase
MuscluloskeletalAssessment – Diagnostic :MuscluloskeletalAssessment – Diagnostic Blood Tests
CBC – Hgb, Hct
Acid phosphatase
Metabolic/Endocrine
Enzymes
Increase creatine kinase, serum increase glutamin-oxaloacetic due to muscle damage, aldolase, SGOT
Musculoskeletal - Radiographic :Musculoskeletal - Radiographic Standard radiography, tomography and xeroradiography, myelography, arthrography and CT
Other diagnostic tests: bone and muscle biopsy
MS – Diagnostic TestsElectromyography :MS – Diagnostic TestsElectromyography EMG aids in the diagnosis of neuromuscular, lowert motor neuron, and peripheral nerve disorders; usually with nerve conduction studies.
Low electrical currents are passed through flat electrodes placed along the nerve.
If needles are used, inspect needle sites for hematoma formation.
Arthroscopy :Arthroscopy Fiberoptic tube is inserted into a joint for direct visualization.
Client must be able to flex the knee; exercises are prescribed for ROM.
Evaluate the neurovascular status of the affected limb frequently.
Analgesics are prescribed.
Monitor for complications.
MS – Diagnostic Tests :MS – Diagnostic Tests Bone Scan
Gaillum or Thallium scan
Magnetic resonance imaging
Ultrasonography
Metabolic Bone Disorders :Metabolic Bone Disorders Osteoporosis
Osteomalcia
Paget’s Disease
Osteoporosis :Osteoporosis A disease in which loss of bone exceeds rate of bone formation; usually increase in older women, white race, nulliparity.
Clinical Manifestations – bone pain, decrease movement.
Treatment – Calcium, Vit. D, estrogen replacement, Calcitonin, fluoride, estrogen with progestin, SERM with anti-estrogens, exercise.
Pathologic fracture-safety.
Classification of Osteoporosis :Classification of Osteoporosis Generalized osteoporosis occurs most commonly in postmenopausal women and men in their 60s and 70s.
Secondary osteoporosis results from an associated medical condition such as hyperparathyroidism, long-term drug therapy, long-term immobility.
Regional osteoporosis occurs when a limb is immobilized.
Health Promotion/Illness Prevention - Osteoporosis :Health Promotion/Illness Prevention - Osteoporosis Ensure adequate calcium intake.
Avoid sedentary life style.
Continue program of weight-bearing exercises.
Osteoporosis - Assessment :Osteoporosis - Assessment Physical assessment
Psychosocial assessment
Laboratory assessment
Radiographic assessment
Slide 29:Os Osteoposrois Osteoporosis
Slide 30:Osteoporosis
Drug TherapyOsteoporosis :Drug TherapyOsteoporosis Hormone replacement therapy
Parathyroid hormone
Calcium and vitamin D
Bisphosphonates
Selective estrogen receptor modulators
Calcitonin
Other agents used with varying results
Diet Therapy - Osteoporosis :Diet Therapy - Osteoporosis Protein
Magnesium
Vitamin K
Trace minerals
Calcium and vitamin D
Avoid alcohol and caffeine
Fall Prevention - Osteoporosis :Fall Prevention - Osteoporosis Hazard-free environment
High-risk assessment through programs such as Falling Star protocol
Hip protectors that prevent hip fracture in case of a fall
Others - Osteoporosis :Others - Osteoporosis Exercise
Pain management
Orthotic devices
Osteomalacia :Osteomalacia Softening of the bone tissue characterized by inadequate mineralization of osteoid
Vitamin D deficiency, lack of sunlight exposure
Similar, but not the same as osteoporosis
Major treatment: vitamin D from exposure to sun and certain foods
Paget’s Disease of the Bone :Paget’s Disease of the Bone Metabolic disorder of bone remodeling, or turnover; increased resorption of loss results in bone deposits that are weak, enlarged, and disorganized
Nonsurgical management: calcitonin, selected bisphosphonates, mithramycin
Surgical management: tibial osteotomy or partial or total joint replacement
Paget’s Disease :Paget’s Disease A imbalance of increase osteoblast and osteoclast cells; thickening and hypertrophy.
Bone pain most common symptom; bony enlargement and deformities usually bilateral, kyphosis, long bone.
Analgesics, meds bisphosphonates and calcitonin, NSAID, assistance devices, and hot/cold treatment.
Osteomyelitis :Osteomyelitis A condition caused by the invasion by one or more pathogenic microorganisms that stimulates the inflammatory response in bone tissue
Exogenous, endogenous, hematogenous, contiguous
Drug therapy
Infection control
Hyperbaric oxygen therapy
Osteomyelitis :Osteomyelitis Infection of bone; causative agent – Staph/Strept
Typical signs and symptoms
Treatment – IV antibiotic; long term for 4-6 months
Surgical Management Osteomyelitis :Surgical Management Osteomyelitis Sequestrectomy
Bone grafts
Bone segment transfers
Muscle flaps
Amputation
Bone Tumors :Bone Tumors Benign Bone Tumors
Malignant Bone Tumors
Metastatic Bone Disease
Bone Tumors :Bone Tumors Benign bone tumors (noncancerous):
Chrondrogenic tumors: osteochondroma, chondroma
Osteogenic tumors: osteoid osteoma, osteoblastoma, giant cell tumor
Fibrogenic tumors
Interventions :Interventions Nondrug pain relief measures
Drug therapy: analgesics, NSAIDs
Surgical therapy: curettage (simple excision of the tumor tissue), joint replacement, or arthrodesis
Osteosarcoma :Osteosarcoma Cancer of the bone – metastasis to the lung is common. Most in long bones.
Clinical manifestations – dull pain, swelling, intermittent but increases per time; night pain common.
Treatment – radiation, chemotherapy, hormonal therapy, surgical excision with prosthetics, assistance devices, palliative measures.
Malignant Bone Tumors :Malignant Bone Tumors Primary tumors, those tumors that originate in the bone
Osteosarcoma
Ewing’s sarcoma
Chondrosarcoma
Fibrosarcoma
Metastatic bone disease
Cancer of BoneAcute Pain; Chronic Pain :Cancer of BoneAcute Pain; Chronic Pain Interventions include:
Treatment aimed at reducing the size or removing the tumor
Drug therapy; chemotherapy
Radiation therapy
Surgical management
Promotion of physical mobility with ROM exercises
Cancer of Bone Anticipatory Grieving :Cancer of Bone Anticipatory Grieving Interventions include:
Active listening
Encouraging client and family to verbalize feelings
Making appropriate referrals
Helping client and others to cope with the loss and grieving
Promoting the physician-client relationship
Disturbed Body Image – Cancer of Bone :Disturbed Body Image – Cancer of Bone Interventions include:
Recognize and accept the client’s view of body image alteration.
Establish and maintain a trusting nurse-client relationship.
Emphasize the client’s strengths and remaining capabilities.
Establish realistic mutual goals.
Potential for FracturesBone Cancer :Potential for FracturesBone Cancer Interventions
Nonsurgical management: radiation therapy and strengthening exercises.
Surgical management: replace as much of the defective bone as possible, avoid a second procedure, and return client to a functioning state with a minimum of hospitalization and immobilization.
Carpal Tunnel Syndrome :Carpal Tunnel Syndrome Common condition; the median nerve in the wrist becomes compressed, causing pain and numbness
Common repetitive strain injury via occupational or sports motions
Nonsurgical management: drug therapy and immobilization
Possible surgical management
Hand Disorders :Hand Disorders Dupuytren's contracture—slowly progressive contracture of the palmar fascia resulting in flexion of the fourth or fifth digit of the hand
Ganglion—a round, cystlike lesion, often overlying a wrist joint or tendon
Disorders of the Foot :Disorders of the Foot Hallux valgus
Hammertoe
Morton’s neuroma
Tarsal tunnel syndrome
Plantar fasciitis
Other problems of the foot
Scoliosis :Scoliosis Changes in muscles and ligaments on the concave side of the spinal column
Congenital, neuromuscular, or idiopathic in type
Assessment: complete history, pain assessment, observation of posture
Interventions: exercise, weight reduction, bracing, casting, surgery
Osteogenesis Imperfecta :Osteogenesis Imperfecta Rare genetic disorder in which the bones are fragile and fracture easily, resulting in bone deformity
Clinical manifestations: poor skeletal development
Treatment: palliative; client’s life span is often shortened
Steroids, calcium, vitamin C, and possibly sodium fluoride
Progressive Muscular Dystrophies :Progressive Muscular Dystrophies At least nine types of muscular dystrophies identified; categorized as slowly or rapidly progressive
Diagnosis often difficult
Management
Supportive, making client as comfortable as possible
Prednisone, immunosuppressive agents, anabolic steroids
Chapter 55 :Chapter 55 Interventions for Clients with Musculoskeletal Trauma
Classification of Fractures :Classification of Fractures A fracture is a break or disruption in the continuity of a bone.
Types of fractures include:
Complete
Incomplete
Open or compound
Closed or simple
Pathologic (spontaneous)
Fatigue or stress
Compression
Stages of Bone Healing :Stages of Bone Healing Hematoma formation within 48 to 72 hr after injury
Hematoma to granulation tissue
Callus formation
Osteoblastic proliferation
Bone remodeling
Bone healing completed within about 6 weeks; up to 6 months in the older person
Acute Compartment Syndrome :Acute Compartment Syndrome Serious condition in which increased pressure within one or more compartments causes massive compromise of circulation to the area
Prevention of pressure buildup of blood or fluid accumulation
Pathophysiologic changes sometimes referred to as ischemia-edema cycle
Emergency Care - Acute Compartment Syndrome :Emergency Care - Acute Compartment Syndrome Within 4 to 6 hr after the onset of acute compartment syndrome, neuromuscular damage is irreversible; the limb can become useless within 24 to 48 hr.
Monitor compartment pressures.
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Emergency Care (Continued) :Emergency Care (Continued) Fasciotomy may be performed to relieve pressure.
Pack and dress the wound after fasciotomy.
Possible Results of Acute Compartment Syndrome :Possible Results of Acute Compartment Syndrome Infection
Motor weakness
Volkmann’s contractures
Myoglobinuric renal failure, known as rhabdomyolysis
Other Complications of Fractures :Other Complications of Fractures Shock
Fat embolism syndrome: serious complication resulting from a fracture; fat globules are released from yellow bone marrow into bloodstream
Venous thromboembolism
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Other Complications of Fractures (Continued) :Other Complications of Fractures (Continued) Infection
Ischemic necrosis
Fracture blisters, delayed union, nonunion, and malunion
MusculoskeletalComplications (continued) :MusculoskeletalComplications (continued) Muscle Atrophy, loss of muscle strength range of motion, pressure ulcers, and other problems associated with immobility
Embolism/Pneumonia/ARDS
TREATMENT – hydration, albumin, corticosteroids
Constipation/Anorexia
UTI
DVT
Fractures (cont’d) :Fractures (cont’d) avascular necrosis reaction to internal fixation devices
complex regional pain
heterotrophic ossification
Musculoskeletal Assessment - Fracture :Musculoskeletal Assessment - Fracture Change in bone alignment
Alteration in length of extremity
Change in shape of bone
Pain upon movement
Decreased ROM
Crepitation
Ecchymotic skin
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Musculoskeletal Assessment – Fracture (Continued) :Musculoskeletal Assessment – Fracture (Continued) Subcutaneous emphysema with bubbles under the skin
Swelling at the fracture site
Special Assessment Considerations :Special Assessment Considerations For fractures of the shoulder and upper arm, assess client in sitting or standing position.
Support the affected arm to promote comfort.
For distal areas of the arm, assess client in a supine position.
For fracture of lower extremities and pelvis, client is in supine position.
Risk for Peripheral Neurovascular Dysfunction :Risk for Peripheral Neurovascular Dysfunction Interventions include:
Emergency care: assess for respiratory distress, bleeding and head injury
Nonsurgical management: closed reduction and immobilization with a bandage, splint, cast, or traction
Casts :Casts Rigid device that immobilizes the affected body part while allowing other body parts to move
Cast materials: plaster, fiberglass, polyester-cotton
Types of casts for various parts of the body: arm, leg, brace, body
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Casts (Continued) :Casts (Continued) Cast care and client education
Cast complications: infection, circulation impairment, peripheral nerve damage, complications of immobility
Managing Care of the Patient in a Cast :Managing Care of the Patient in a Cast Casting Materials
Relieving Pain
Improving Mobility
Promoting Healing
Neurovascular Function
Potential Complications
Cast, Splint, Braces, and Traction Management Considerations :Cast, Splint, Braces, and Traction Management Considerations Arm Casts
Leg Casts
Body or Spica Casts
Splints and Braces
External Fixator
Traction
MusculoskeletalNursing Care - Casts :MusculoskeletalNursing Care - Casts Cast (Leg, arm, body)
Different materials-fiberglass, plastic, plaster, stockinette
Neurovascular
Check color/capillary refill
Temperature
Pulse
Movement
Sensation Traction
Buck’s
Russell’s
Skeletal
Traction Nursing Care
Weighs hang free
Pin Site care
Skin and neurovascular check
Cast Care (continued) :Cast Care (continued) Elevate Extremity
Exercises – to unaffected side; isometric exercises to affected extremity
Keep heel off mattress
Handle with palms of hands if cast wet
Turn every two hours till dry
Notify MD at once of wound drainage
Do not place items under cast.
Traction :Traction Application of a pulling force to the body to provide reduction, alignment, and rest at that site
Types of traction: skin, skeletal, plaster, brace, circumferential
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Traction (Continued) :Traction (Continued) Traction care:
Maintain correct balance between traction pull and countertraction force
Care of weights
Skin inspection
Pin care
Assessment of neurovascular status
Musculoskeletal – FracturesTreatment :Musculoskeletal – FracturesTreatment Primary Goal – reduce fracture-
Realign and immobilize
Medications
Analgesics, antibiotics, tetanus toxoid
Closed Reduction – Manual and Cast; External Fixation Device
Traction; Splints; Braces
Surgery
Open reduction with internal fixation
Reconstructive surgery
Endoprosthetic replacement
Nursing Management :Nursing Management Positioning
Strengthening Exercises
Potential Complications
MusculoskeletalNursing Care :MusculoskeletalNursing Care Other External Immobilizations
Halo Vest
External Fixation with lag screws at tibia, pelvic, ankle/foot
Musculoskeletal Nursing Care -2 :Musculoskeletal Nursing Care -2 Promote comfort
Assess infection
Promote mobility
Teach safety
Vital Signs
Flotation, sheep skin
Nutrition
Vital Signs
Monitor elimination Elevate extremity to decrease swelling/ ice pack
Teach skin care, cast care, diet, complications
Operative Procedures :Operative Procedures Open reduction with internal fixation
External fixation
Postoperative care: similar to that for any surgery; certain complications specific to fractures and musculoskeletal surgery include fat embolism and venous thromboembolism
Procedures for Nonunion :Procedures for Nonunion Electrical bone stimulation
Bone grafting
Bone banking
Managing the Patient Undergoing Orthopedic Surgery :Managing the Patient Undergoing Orthopedic Surgery Joint Replacement
Total Hip Replacement
Total Knee Replacement
Acute Pain - Orthopedic Surgery :Acute Pain - Orthopedic Surgery Interventions include:
Reduction and immobilization of fracture
Assessment of pain
Drug therapy: opioid and nonopioid drugs
(Continued)
Acute Pain (Continued) Orthopedic Surgery :Acute Pain (Continued) Orthopedic Surgery Complementary and alternative therapies: ice, heat, elevation of body part, massage, baths, back rub, therapeutic touch, distraction, imagery, music therapy, relaxation techniques
Risk for Infection :Risk for Infection Interventions include:
Apply strict aseptic technique for dressing changes and wound irrigations.
Assess for local inflammation
Report purulent drainage immediately to health care provider.
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Risk for Infection (Continued) :Risk for Infection (Continued) Assess for pneumonia and urinary tract infection.
Administer broad-spectrum antibiotics prophylactically.
Impaired Physical Mobility :Impaired Physical Mobility Interventions include:
Use of crutches to promote mobility
Use of walkers and canes to promote mobility
Imbalanced Nutrition: Less Than Body Requirements :Imbalanced Nutrition: Less Than Body Requirements Interventions include:
Diet high in protein, calories, and calcium, supplemental vitamins B and C
Frequent small feedings and supplements of high-protein liquids
Intake of foods high in iron
Upper Extremity Fractures :Upper Extremity Fractures Fractures include those of the:
Clavicle
Scapula
Humerus
Olecranon
Radius and ulna
Wrist and hand
Lower Extremity Fractures :Lower Extremity Fractures Fractures include those of the:
Femur
Patella
Tibia and fibula
Ankle and foot
Fractures of the Hip :Fractures of the Hip Intracapsular or extracapsular
Treatment of choice: surgical repair, when possible, to allow the older client to get out of bed
Open reduction with internal fixation
Intramedullary rod, pins, a prosthesis, or a fixed sliding plate
Prosthetic device
Fractures of the Pelvis :Fractures of the Pelvis Associated internal damage the chief concern in fracture management of pelvic fractures
Non–weight-bearing fracture of the pelvis
Weight-bearing fracture of the pelvis
Compression Fractures of the Spine :Compression Fractures of the Spine Most are associated with osteoporosis rather than acute spinal injury.
Multiple hairline fractures result when bone mass diminishes.
(Continued)
Compression Fractures of the Spine (Continued) :Compression Fractures of the Spine (Continued) Nonsurgical management includes bedrest, analgesics, and physical therapy.
Minimally invasive surgeries are vertebroplasty and kyphoplasty, in which bone cement is injected.
(Continued)
Amputation :Amputation Levels
Complications
Rehabilitation
Nursing Management
relieving pain
minimizing altered sensory perception
promoting wound healing
enhancing body image
self-care
Amputations :Amputations Surgical amputation
Traumatic amputation
Levels of amputation
Complications of amputations: hemorrhage, infection, phantom limb pain, problems associated with immobility, neuroma, flexion contracture
Phantom Limb Pain :Phantom Limb Pain Phantom limb pain is a frequent complication of amputation.
Client complains of pain at the site of the removed body part, most often shortly after surgery.
Pain is intense burning feeling, crushing sensation or cramping.
Some clients feel that the removed body part is in a distorted position.
Management of Phantom Pain :Management of Phantom Pain Phantom limb pain must be distinguished from stump pain because they are managed differently.
Recognize that this pain is real and interferes with the amputee’s activities of daily living.
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Management of Phantom Pain (Continued) :Management of Phantom Pain (Continued) Some studies have shown that opioids are not as effective for phantom limb pain as they are for residual limb pain.
Other drugs include intravenous infusion calcitonin, beta blockers, anticonvulsants, and antispasmodics.
Exercise After Amputation :Exercise After Amputation ROM to prevent flexion contractures, particularly of the hip and knee
Trapeze and overhead frame
Firm mattress
Prone position every 3 to 4 hours
Elevation of lower-leg residual limb controversial
Prostheses :Prostheses Devices to help shape and shrink the residual limb and help client readapt
Wrapping of elastic bandages
Individual fitting of the prosthesis; special care
Crush Syndrome :Crush Syndrome Can occur when leg or arm injury includes multiple compartments
Characterized by acute compartment syndrome, hypovolemia, hyperkalemia, rhabdomyolysis, and acute tubular necrosis
Treatment: adequate intravenous fluids, low-dose dopamine, sodium bicarbonate, kayexalate, and hemodialysis
Complex Regional Pain Syndrome :Complex Regional Pain Syndrome A poorly understood complex disorder that includes debilitating pain, atrophy, autonomic dysfunction, and motor impairment
Collaborative management: pain relief, maintaining ROM, endoscopic thoracic sympathectomy, and psychotherapy.
Sports-Related Injuries :Sports-Related Injuries Rotator Cuff Tears
Epicondylitis (Tennis Elbow)
Lateral and Medial Collateral Ligament Injury
Anterior and Posterior Cruciate Ligament Injury
Meniscal Injuries
Rupture of the Achilles Tendon
Contusions, Strains, and Sprains :Contusions, Strains, and Sprains Contusion is a soft tissue injury
Strain is a pulled muscle from overuse, overstretching, or excessive stress
Sprain is an injury to ligaments surrounding a joint
RICE
Strains :Strains Excessive stretching of a muscle or tendon when it is weak or unstable
Classified according to severity: first-, second-, and third-degree strain
Management: cold and heat applications, exercise and activity limitations, anti-inflammatory drugs, muscle relaxants, and possible surgery
Sprains :Sprains Excessive stretching of a ligament
Treatment of sprains:
first-degree: rest, ice for 24 to 48 hr, compression bandage, and elevation
second-degree: immobilization, partial weight bearing as tear heals
third-degree: immobilization for 4 to 6 weeks, possible surgery
Rotator Cuff Injuries :Rotator Cuff Injuries Shoulder pain; cannot initiate or maintain abduction of the arm at the shoulder
Drop arm test
Conservative treatment: nonsteroidal anti-inflammatory drugs, physical therapy, sling support, ice or heat applications during healing
Surgical repair for a complete tear
Musculoskeletal DisordersSummary :Musculoskeletal DisordersSummary Many diseases are systemic, progressive inflammatory disorders.
No cure; treat symptom.
Promote optimum mobility- therapy, rest, hot/cold treatments, steroids, NSAID, immunosuppressants, assistance device, Calcitonin.
Diet – lo purine diet, Calcium, Vit. D.
MusculoskeletalSummary - 2 :MusculoskeletalSummary - 2 Prevention- infections, stress, no rest.
Surgical intervention – removal of in case of cancer, internal fixative device for Scolosis, or hip or knee replacement with prothesis for degenerative joint disease, rheumatoid arthritis.
Key – prevent complications, patient teaching and achieve optimum level of mobility.